DE2354054B2 - Anordnung zum ueberlastungsschutz von transistoren - Google Patents

Anordnung zum ueberlastungsschutz von transistoren

Info

Publication number
DE2354054B2
DE2354054B2 DE19732354054 DE2354054A DE2354054B2 DE 2354054 B2 DE2354054 B2 DE 2354054B2 DE 19732354054 DE19732354054 DE 19732354054 DE 2354054 A DE2354054 A DE 2354054A DE 2354054 B2 DE2354054 B2 DE 2354054B2
Authority
DE
Germany
Prior art keywords
transistor
circuit
emitter
ptc thermistor
arrangement
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
DE19732354054
Other languages
German (de)
English (en)
Other versions
DE2354054A1 (de
Inventor
Dragutin Dipl.-Ing. 6451Rodenbach Milosevic
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Honeywell GmbH
Original Assignee
Honeywell GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Honeywell GmbH filed Critical Honeywell GmbH
Priority to DE19732354054 priority Critical patent/DE2354054B2/de
Priority to FR7435491A priority patent/FR2249463B3/fr
Priority to GB4581974A priority patent/GB1462446A/en
Publication of DE2354054A1 publication Critical patent/DE2354054A1/de
Publication of DE2354054B2 publication Critical patent/DE2354054B2/de
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
    • H02H5/042—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using temperature dependent resistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/081—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit
    • H03K17/0812—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the control circuit
    • H03K17/08126—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the control circuit in bipolar transitor switches
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/081—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit
    • H03K17/0814—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the output circuit
    • H03K17/08146—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the output circuit in bipolar transistor switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Bipolar Transistors (AREA)
  • Amplifiers (AREA)
DE19732354054 1973-10-29 1973-10-29 Anordnung zum ueberlastungsschutz von transistoren Ceased DE2354054B2 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE19732354054 DE2354054B2 (de) 1973-10-29 1973-10-29 Anordnung zum ueberlastungsschutz von transistoren
FR7435491A FR2249463B3 (enrdf_load_stackoverflow) 1973-10-29 1974-10-22
GB4581974A GB1462446A (en) 1973-10-29 1974-10-23 Overload protection circuit for a transistor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732354054 DE2354054B2 (de) 1973-10-29 1973-10-29 Anordnung zum ueberlastungsschutz von transistoren

Publications (2)

Publication Number Publication Date
DE2354054A1 DE2354054A1 (de) 1975-05-07
DE2354054B2 true DE2354054B2 (de) 1976-02-19

Family

ID=5896687

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732354054 Ceased DE2354054B2 (de) 1973-10-29 1973-10-29 Anordnung zum ueberlastungsschutz von transistoren

Country Status (3)

Country Link
DE (1) DE2354054B2 (enrdf_load_stackoverflow)
FR (1) FR2249463B3 (enrdf_load_stackoverflow)
GB (1) GB1462446A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2733749B2 (de) * 1977-07-27 1981-01-29 Honeywell Gmbh, 6000 Frankfurt Überlastungsschutz für Transistoren
US4183020A (en) * 1977-09-19 1980-01-08 Rca Corporation Amplifier with field effect and bipolar transistors
US4329726A (en) 1978-12-01 1982-05-11 Raychem Corporation Circuit protection devices comprising PTC elements
US6188556B1 (en) 1998-10-22 2001-02-13 Shukri Souri Two-terminal transistor PTC circuit protection devices
US6181541B1 (en) * 1998-10-22 2001-01-30 Shukri Souri Transistor-PTC circuit protection devices

Also Published As

Publication number Publication date
FR2249463B3 (enrdf_load_stackoverflow) 1977-07-29
DE2354054A1 (de) 1975-05-07
GB1462446A (en) 1977-01-26
FR2249463A1 (enrdf_load_stackoverflow) 1975-05-23

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Legal Events

Date Code Title Description
BHV Refusal